(0 20 17)(1 21 4)(2 15 13 12 8)(3 7 5)(6 19 9)(10 18 16 14 11)
ALLOWS (11/8)-SEQUENCE
1: (0 2 12)

(0 8 2 20 17)(1 21 4)(3 7 5)(6 19 9)(10 18 16 14 11)(12 15 13)
2: (1 21 4)

(0 8 2 20 17)(1)(3 7 5)(4)(6 19 9)(10 18 16 14 11)(12 15 13)(21)
3: (2 20 8)

(0 8 17)(1)(2)(3 7 5)(4)(6 19 9)(10 18 16 14 11)(12 15 13)(20)(21)
4: (6 19 9)

(0 8 17)(1)(2)(3 7 5)(4)(6)(9)(10 18 16 14 11)(12 15 13)(19)(20)(21)